The Bank of New York 101 Barclay Street, 22W New York, NY 10286 USA October 1, 2007 SECURITIES & EXCHANGE COMMISSION 450 Fifth Street, NW Washington, DC 20549 Attn.: Document Control RE: American Depositary Shares evidenced by One Thousand American Depositary Receipts representing One Ordinary Share of Mitsubishi UFJ Financial Group, Inc. (Form F6 File No. 33313338) Ladies and Gentlemen: Pursuant to Rule 424(b)(3) under the Securities Act of 1933, as amended, on behalf of The Bank of New York, as Depositary for securities against which American Depositary Receipts are to be issued, we attach a copy of the new prospectus (Prospectus) reflecting the change in number of ordinary shares represented by one thousand American Depositary Shares (the Ratio). As required by Rule 424(e), the upper right hand corner of the Prospectus cover page has a reference to Rule 424(b)(3) and to the file number of the registration statement to which the Prospectus relates. Pursuant to Section III B of the General Instructions to the Form F6 Registration Statement, the Prospectus consists of the ADR certificate with revised ratio for Mitsubishi UFJ Financial Group, Inc The Prospectus has been revised to reflect the new ratio, and has been overstamped with: Effective October 1, 2007 the Companys American Depositary Share (ADS) Ratio Changed from 1,000:1 (One Thousand ADSs Representing One Ordinary Share) to 1:1 (One ADS Representing One Ordinary Share). Attached to this letter is a copy of a letter from Mitsubishi UFJ Financial Group, Inc to The Bank of New York requesting that the Ratio be changed. Please contact me with any questions or comments at 212 8152042 Dennis Chung Assistant Treasurer The Bank of New York ADR Division Encl. CC: Paul Dudek, Esq. (Office of International Corporate Finance)